<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width,initial-scale=1.0">
    <title>demo</title>
</head>
<body>
<script type="module">
  import * as m1 from './m1.js'
  import * as m2 from './m2.js'
  import * as m3 from './m3.js'
  console.log(m1)  // module对象
  console.log(m1.star)
  console.log(m2.star)
  console.log(m3.star)
  m1.sing('大城小爱')
</script>
</body>
</html>